/**
 * Copyright (C) 2024 AIDC-AI
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.alibaba.langengine.claude.model.completion;

import com.alibaba.langengine.core.model.fastchat.completion.chat.ChatMessage;
import com.fasterxml.jackson.annotation.JsonProperty;
import lombok.Data;

@Data
public class ChatCompletionChunk {

    /**
     * A stream response is comprised of:
     *
     * A message_start event
     * Potentially multiple content blocks, each of which contains: a. A content_block_start event b. Potentially multiple content_block_delta events c. A content_block_stop event
     * A message_delta event
     * A message_stop event
     */
    String type;

    Integer index;

    @JsonProperty("content_block")
    ChatCompletionChunkContent contentBlock;

    ChatCompletionChunkContent delta;
}
